Problem: manual release OBS trigger is flaky

Solution: use workflow instead

.obs/workflows.yml

@@ -4,3 +4,13 @@ workflow:
         source_project: network:messaging:zeromq:git-draft
         source_package: libzmq
         target_project: network:messaging:zeromq:ci
+release:
+  steps:
+    - trigger_services:
+        project: network:messaging:zeromq:release-stable
+        package: libzmq
+    - trigger_services:
+        project: network:messaging:zeromq:release-draft
+        package: libzmq
+  filters:
+    event: tag_push

ci_deploy.sh

@@ -15,14 +15,6 @@ if [[ $BUILD_TYPE == "default" && $CURVE == "libsodium" && -z $DRAFT ]]; then
     md5sum *.zip *.tar.gz > MD5SUMS
     sha1sum *.zip *.tar.gz > SHA1SUMS
     cd -
-
-    # Trigger source run on new tag on OBS. The latest tag will be fetched.
-    if [ -n "${OBS_STABLE_TOKEN}" ]; then
-        curl -H "Authorization: Token ${OBS_STABLE_TOKEN}" -X POST https://api.opensuse.org/trigger/runservice
-    fi
-    if [ -n "${OBS_DRAFT_TOKEN}" ]; then
-        curl -H "Authorization: Token ${OBS_DRAFT_TOKEN}" -X POST https://api.opensuse.org/trigger/runservice
-    fi
 else
     export LIBZMQ_DEPLOYMENT=""
 fi